Fix naming issue

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/contact/GroupImpl.kt

@@ -93,7 +93,7 @@ internal class GroupImpl(
     @OptIn(MiraiExperimentalAPI::class)
     override lateinit var botPermission: MemberPermission
 
-    var _botMuteTimestamp: Int = groupInfo.botMuteRemaining
+    var _botMuteTimestamp: Int = groupInfo.botMuteTimestamp
 
     override val botMuteRemaining: Int =
         if (_botMuteTimestamp == 0 || _botMuteTimestamp == 0xFFFFFFFF.toInt()) {

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/chat/TroopManagement.kt

@@ -44,7 +44,7 @@ internal class GroupInfoImpl(
     override val autoApprove get() = delegate.groupFlagext3?.and(0x00100000) == 0
     override val confessTalk get() = delegate.groupFlagext3?.and(0x00002000) == 0
     override val muteAll: Boolean get() = delegate.shutupTimestamp != 0
-    override val botMuteRemaining: Int get() = delegate.shutupTimestampMe ?: 0
+    override val botMuteTimestamp: Int get() = delegate.shutupTimestampMe ?: 0
 }
 
 internal class TroopManagement {

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/data/GroupInfo.kt

@@ -63,7 +63,7 @@ interface GroupInfo {
     /**
      * 机器人被禁言还剩时间, 秒.
      */
-    val botMuteRemaining: Int
+    val botMuteTimestamp: Int
 
     /*
     /**